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• Sinn Fein
  Sinn Fein

  noun

  a political organization in Ireland, founded about 1905, advocating the complete political separation from Great Britain of a unified Ireland.
• Sinn Féin
  Sinn Féin

  noun

  an Irish republican political movement founded about 1905 and linked to the revolutionary Irish Republican Army: divided into a Provisional and an Official movement since a similar split in the IRA in late 1969

Sinn Fein

American  

[shin feyn] / ˈʃɪn ˈfeɪn /

noun

1. a political organization in Ireland, founded about 1905, advocating the complete political separation from Great Britain of a unified Ireland.

2. a member of this organization.

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Sinn Féin British  

/ ˈʃɪn ˈfeːn /

noun

1. an Irish republican political movement founded about 1905 and linked to the revolutionary Irish Republican Army: divided into a Provisional and an Official movement since a similar split in the IRA in late 1969

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Sinn Fein Cultural  

1. An Irish political party (in Gaelic it means “Ourselves Alone”) that has long combatted Great Britain's influence in Ireland and sought the unification of Northern Ireland with the Irish republic in the south; generally considered the political portion of the Irish Republican Army. One wing of it has engaged in terrorism.

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Other Word Forms

• Sinn Feiner
  noun
• Sinn Feinism
  noun
• Sinn Féiner
  noun
• Sinn Féinism
  noun

Etymology

Origin of Sinn Fein

From Irish sinn f éin “we ourselves”

Example Sentences

See Examples For:

Sinn Fein Sinn Féin

When it was agreed last month by the executive, First Minister Michelle O'Neill said the plan probably could "go further" but denied there was a row between Sinn Fein and the DUP over it.

From BBC ● Jun. 8, 2025

Earlier, Sinn Fein north Belfast MLA Gerry Kelly said it was “deeply concerning” that a parade has been applied for.

From BBC ● Jun. 20, 2024

Former Sinn Fein president Gerry Adams, who helped broker the historic peace agreement, was in the gallery at the assembly to see O’Neill’s nomination.

From Seattle Times ● Feb. 3, 2024

In May 2022, Sinn Fein overtook the D.U.P. in legislative elections and became Northern Ireland’s biggest party.

From New York Times ● Jan. 29, 2024

The suppression of a number of Sinn Fein papers in Ireland stimulated Mr. Ginnell to the concoction of a Question about as long as a leading article.

From Punch, or the London Charivari, Vol. 150, April 5, 1916 by Sir Owen Seaman

Sinn Féin MLA Philip McGuigan, who chairs Stormont's health committee, said the proposed reconfiguration committee "could ensure public confidence in future decisions".

From BBC ● Sep. 3, 2026

Sinn Féin councillor Deirdre Varsani said on Saturday that there was "huge shock" in the local community at what had happened.

From BBC ● Aug. 30, 2026

Sinn Féin assembly member Colm Gildernew said Lisnahull is a "very close community" and that people in the area would reach out to those affected to support them.

From BBC ● Aug. 30, 2026

A renowned traditional Irish musician and educator who died following a road crash in County Armagh has been described by a Sinn Féin MP as a "giant of Irish cultural life".

From BBC ● Aug. 22, 2026

The formation of the Coalition Government marks the first stage in the history of Redmond's defeat and the victory of Sir Edward Carson and Sinn Féin.

From John Redmond's Last Years by Stephen Lucius Gwynn